﻿#region LicenseHeader

// Copyright 2012 The Trustees of Indiana University.  All rights reserved.
// 
// The Indiana University licenses this file to you under the Apache License, 
// Version 2.0 (the "License"); you may not use this file except in compliance 
// with the License.  You may obtain a copy of the License at 
// 
// http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing, software 
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
//  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  
// See the License for the specific language governing permissions and 
// limitations under the License.
// 
// @author Thilina Gunarathne (tgunarat@indiana.edu)

#endregion

using System.ServiceModel;

namespace AzureMRCore.DataCommunication
{
    /// <summary>
    ///   Defines the contract for the chat service.
    /// </summary>
    [ServiceContract(
        Namespace = "urn:edu:indiana:salsahpc:twister4azure",
        SessionMode = SessionMode.Allowed)]
    public interface IDataXferService
    {
        /// <summary>
        ///   Called by client to announce they are connected at this chat endpoint.
        /// </summary>
        /// <returns> The ClientInformation object for the new session. </returns>
        [OperationContract]
        void Broadcast(DataItem item);

        [OperationContract]
        void TreeBroadcast(TreeBCastItem item, int min, int max, int maxBroadcasters);

        [OperationContract]
        void PutReduceData(DataItem item);
    }
}